digraph "rec"
{
 graph [bgcolor=azure];
 node [shape=Mrecord];
 4 [label="hello\nworld |{ b |{c|d|e}| f}| g | h"];
 5 [fontcolor=blue label="hello\nworld |{ {b1|b2} |{c|d|e}| f}| g | h"];
 6 [style=filled fillcolor=lightgreen label="hello\nworld |{ {1|2} |{c|d|e}| f}| g | h"];
 7 [label="hello\nworld |{ {1|2} |{c|d|e}| {B|C}}| g | h"];

4->5->6;
4->7;

}
